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TOC front & back - Josam
240 HYDRANTSHYDRANTSBWV, HYDRANTS & SHOCKSThe 71000 and 71050 Series (non-freeze) and 71020 and 71070 Series (mild climate) Wall Hydrants supply water for any use in all areas of public andprivate buildings. These hydrants are designed to be installed in walls of various types of construction. They incorporate features such as integral vacuumbreaker-backflow preventer, pressure assisted closure and an automatic pressure relief valve. The 71000 and 71020 Series box type hydrants are forinstallation where any protrusion may be a hazard, or where aesthetics or potential vandalism dictate secure flush-with-wall concealment of 71050 and 71070 Series are for installation at the wall surface and are designed so that they will fit into the area occupied by a standard I FeaturesVACUUM BREAKER-BACKFLOW PREVENTER Integral with the hose connection nozzle, respondsinstantly during normal flow to seal off air ports andpermit passage of outflow water.
242 HYDRANTS BWV, HYDRANTS & SHOCKS We recommend that a complete HYDRANT REPAIR KIT be installed when it becomes necessary to …
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